Electronic mouse



FIG. 1 is a front perspective view thereof;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of various regions in the Figures and the unshaded areas therein is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an electronic mouse, as shown and described. 